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117 results for “Echiniscus”
FIGURES 1 5 in Echiniscus barbarae, a new species of tardigrade from Cuba Island (Tardigrada: Heterotardigrada, Echiniscidae, ‘ arctomys group’)
FIGURES 1 5. Echiniscus barbarae sp. nov. 1, Scanning electron micrograph, dorsal view (a paratype); 2, Phase contrast micrograph, dorsal view (a paratype); 3 5, Holotype: 3, Dorsolateral view; 4, External claw of IV pair of legs; 5, Internal claw of IV pair of legs (3 5 drawn from phase contrast microscope).
Fig. 4. Echiniscus quadrispinosus Richters, 1902 in An integrative redescription of Echiniscus quadrispinosus quadrispinosus Richters, 1902 (Heterotardigrada, Echiniscidae) from the terra typica in Taunus Mountain Range (Europe; Germany)
Fig. 4. Echiniscus quadrispinosus Richters, 1902, ♀. A*. Leg I outer cuticle with clearly visible stripes of tiny and regular granulation: a thin frontal stripe on the upper part of the leg (empty arrow), a wide stripe in the central part of the leg covering frontal and lateral side of the leg (empty arrowhead) and the most distal, thin stripe above claws on the ventral side of the leg (filled indented arrowhead) (PCM). B. Spine on leg I (arrowhead) (PCM). C. Spine on leg I (arrowhead) and thin frontal stripe on the upper part of the leg (empty arrow) (SEM). D*. Claws IV with dentate collar and finger-like papilla (filled arrow) (PCM). E. Vlaws IV with dentate collar and finger-like papilla (filled arrow); empty arrow indicates thin frontal stripe on the upper part of the leg (SEM). F. Claws of the II leg (PCM). * = manually assembled deep-focus image. Scale bars in micrometres (μm).
Fig. 3. Echiniscus quadrispinosus Richters, 1902 in An integrative redescription of Echiniscus quadrispinosus quadrispinosus Richters, 1902 (Heterotardigrada, Echiniscidae) from the terra typica in Taunus Mountain Range (Europe; Germany)
Fig. 3. Echiniscus quadrispinosus Richters, 1902, ♀. A. Two ventral plates below the head, arrowheads (PCM). B. Two ventral rounded plates on the lateral sides of the gonopore, arrows (PCM). C. Lateral view of the entire animal; arrowheads indicate plates below the head; arrows indicate plates on the lateral sided of the gonopore; asterisk indicates gonopore (SEM). D. Ventral sculpture visible in PCM. Scale bars in micrometres (μm).
Fig. 1. Echiniscus quadrispinosus Richters, 1902 in An integrative redescription of Echiniscus quadrispinosus quadrispinosus Richters, 1902 (Heterotardigrada, Echiniscidae) from the terra typica in Taunus Mountain Range (Europe; Germany)
Fig. 1. Echiniscus quadrispinosus Richters, 1902, ♀, habitus. A*–B. Dorsal view of the entire animal with typical chaetotaxy A-B-C-Cd-D-Dd-E (PCM and SEM, respectively). C. Lateral view; arrowhead indicates additional plate divided from the lateral margin of the scapular plate (SEM).D. Head and scapular plates and head appendages visible in SEM; empty arrow indicates external cirri, filled arrow indicates internal cirri, indented arrowhead indicates cephalic papillae, empty arrowhead indicates appendage A and filled arrowhead indicates clava. E. Lateral view of head and scapular plates; arrowhead indicates additional plate divided from the lateral margin of scapular plate (PCM). * = manually assembled deepfocus image. Scale bars in micrometres (μm).
Fig. 5. Echiniscus quadrispinosus Richters, 1902 in An integrative redescription of Echiniscus quadrispinosus quadrispinosus Richters, 1902 (Heterotardigrada, Echiniscidae) from the terra typica in Taunus Mountain Range (Europe; Germany)
Fig. 5. Echiniscus quadrispinosus Richters, 1902, ♂. A*. Dorsal view of the entire animal with appendages B absent on both sides (chaetotaxy: A-C-Cd-D-Dd-E). B*. Two ventral rounded plates on the lateral sides of the gonopore (arrows); asterisk indicates gonopore. C–D. Lateral view of male with appendage B present only on one side of the body (chaetotaxy: A-B-C-Cd-D-Dd-E); arrowhead indicates presence and lack of appendage B. * = manually assembled deep-focus image. All PCM. Scale bars in micrometres (μm).
FIG. 3. — Echiniscus pardalis n in Echiniscus pardalis n. sp., a new species of Tardigrada (Heterotardigrada, Echiniscidae, arctomys group) from the Parco Naturale delle Alpi Marittime (NW Italy)
FIG. 3. — Echiniscus pardalis n. sp., details of subsurface structure of plates, holotype, PhC: A, scapular plate; B, caudal plate. Scale bars: 2 μm.
FIG. 4. — Echiniscus pardalis n in Echiniscus pardalis n. sp., a new species of Tardigrada (Heterotardigrada, Echiniscidae, arctomys group) from the Parco Naturale delle Alpi Marittime (NW Italy)
FIG. 4. — Echiniscus pardalis n. sp.: A, claws of first pair of legs, holotype, PhC; B, claws of hind legs, holotype, PhC; C, papilla and dentate collar on hind legs, holotype, DIC; D, cephalic plate and neck plate (note clear delimitation of neck plate), paratype on slide "71a", DIC; E, lateral view (note distinct neck plate, an- gular posterior margin of segmental plate II and both lateral platelets with angular anterior margin of the first one; white spots are deep punctures in the cuticle), paratype on slide "71b", PhC. Scale bars: A-D, 20 μm; E, 40 μm.
FIG. 2. — Echiniscus pardalis n in Echiniscus pardalis n. sp., a new species of Tardigrada (Heterotardigrada, Echiniscidae, arctomys group) from the Parco Naturale delle Alpi Marittime (NW Italy)
FIG. 2. — Echiniscus pardalis n. sp., holotype: A, cephalic papilla, clava and surface sculpture of cephalic plate (dorso-lateral view), PhC; B, cephalic cirri, ce- phalic papilla and cuticular pillars in ventral cuticle (ventro-lateral view), PhC; C, scapular plate, PhC; D, median plate 1 and segmental plate II (note its angular posterior margin), PhC; E, median plate 2 and segmental plate III, PhC; F, area corresponding to median plate 3 and caudal plate, PhC; G, H, shallow dimples around tubercles on caudal plate; G, PhC; H, DIC. C-F, focused on subsurface structures and posterior body part orientated towards upper side of pictures; G-H, focused on surface of plate. Scale bars: 20 μm.
FIG. 1. — Echiniscus pardalis n in Echiniscus pardalis n. sp., a new species of Tardigrada (Heterotardigrada, Echiniscidae, arctomys group) from the Parco Naturale delle Alpi Marittime (NW Italy)
FIG. 1. — Echiniscus pardalis n. sp., habitus of holotype: A, PhC; B, DIC. Scale bars: 50 μm.
FIGURES 15 in Echiniscus barbarae, a new species of tardigrade from Cuba Island (Tardigrada: Heterotardigrada, Echiniscidae, ' arctomys group')
FIGURES 15. Echiniscus barbarae sp. nov. 1, Scanning electron micrograph, dorsal view (a paratype); 2, Phase contrast micrograph, dorsal view (a paratype); 35, Holotype: 3, Dorsolateral view; 4, External claw of IV pair of legs; 5, Internal claw of IV pair of legs (35 drawn from phase contrast microscope).
FIGURES 72–74 in Revision of the Echiniscus bigranulatus group with a description of a new species Echiniscus madonnae (Tardigrada: Heterotardigrada: Echiniscidae) from South America
FIGURES 72–74. Structure of dorsal plate cuticle in three species of the bigranulatus group (semischematic section based on SEM observations); 72, E. bigranulatus (see also Figs. 11–12), 73, E. ollantaytamboensis (see also Figs. 53–54), 74, E. madonnae sp. nov. (see also Figs. 31–32); abbreviations: bc — body cavity, cs — cuticle surface, pi — pillar, po — pore, pp — pseudopore, sl — 'sponge' layer, up — undeveloped pillar. Not scaled.
FIGURES 55–60. Echiniscus ollantaytamboensis. 55 in Revision of the Echiniscus bigranulatus group with a description of a new species Echiniscus madonnae (Tardigrada: Heterotardigrada: Echiniscidae) from South America
FIGURES 55–60. Echiniscus ollantaytamboensis. 55, second median plate in a younger animal (DIC), 56–57, second median plate in an older animal (DIC and SEM, respectively), 58, weakly developed third median plate in a younger animal (DIC), 59–60, better developed third median plate in an older animal (DIC and SEM, respectively). Not scaled.
FIGURES 61–68. Echiniscus ollantaytamboensis. 61–64 in Revision of the Echiniscus bigranulatus group with a description of a new species Echiniscus madonnae (Tardigrada: Heterotardigrada: Echiniscidae) from South America
FIGURES 61–68. Echiniscus ollantaytamboensis. 61–64, dentate collar on the IV pair of legs (DIC) (61 and 62 come from the same specimen, 63 and 64 come from the same specimen), 65, dentate collar sculpture (SEM), 66–67, claws of the IV pair of legs (DIC and PCM, respectively), 68, claws of the III pair of legs (SEM).
FIGURES 47–52 in Revision of the Echiniscus bigranulatus group with a description of a new species Echiniscus madonnae (Tardigrada: Heterotardigrada: Echiniscidae) from South America
FIGURES 47–52. Echiniscus ollantaytamboensis — dorsal plate cuticle; 47, surface with pores (PCM), 48, pillars that appear when focusing down through the cuticle (PCM), 49, surface with pores (DIC), 50, pillars that appear when focusing down through the cuticle (DIC), 51, surface with pores, pseudopores and granules in the anterior part of one of the first paired plates (note strips of cuticle connecting granules and how granulated area with pseudopores smoothly becomes a plate with true pores), 52, surface with pores (SEM); 47 and 48 show the same fragment of cuticle, 49 and 50 show the same fragment of cuticle.
FIGURES 43–46 in Revision of the Echiniscus bigranulatus group with a description of a new species Echiniscus madonnae (Tardigrada: Heterotardigrada: Echiniscidae) from South America
FIGURES 43–46. Echiniscus ollantaytamboensis — habitus (specimens from Puno, Peru); 43, dorsolateral view (DIC), 44, dorsolateral view (PCM), 45, lateral view (SEM), 46, dorsal view (SEM); 45 and 46 show the same specimen.
FIGURES 39–42 in Revision of the Echiniscus bigranulatus group with a description of a new species Echiniscus madonnae (Tardigrada: Heterotardigrada: Echiniscidae) from South America
FIGURES 39–42. Echiniscus madonnae sp. nov. 39–40, papilla and dentate collar on the IV pair of legs (DIC and SEM, respectively), 41–42, claws of the IV pair of legs (DIC and SEM, respectively).
FIGURES 69–71. Echiniscus ranzii. 69 in Revision of the Echiniscus bigranulatus group with a description of a new species Echiniscus madonnae (Tardigrada: Heterotardigrada: Echiniscidae) from South America
FIGURES 69–71. Echiniscus ranzii. 69, habitus (dorsal view), 70, external claws of the IV pair of legs, 71, internal claws of the IV pair of legs; 70–71 not scaled (from Ramazzotti & Maucci (1983), modified).
FIGURES 31–34 in Revision of the Echiniscus bigranulatus group with a description of a new species Echiniscus madonnae (Tardigrada: Heterotardigrada: Echiniscidae) from South America
FIGURES 31–34. Echiniscus madonnae sp. nov. 31–32, structure of dorsal plate cuticle (SEM) (see also Fig. 74), 33–34, pillars of the ventral cuticle (SEM).
FIGURES 25–30 in Revision of the Echiniscus bigranulatus group with a description of a new species Echiniscus madonnae (Tardigrada: Heterotardigrada: Echiniscidae) from South America
FIGURES 25–30. Echiniscus madonnae sp. nov. — dorsal plate cuticle; 25, surface with pseudopores (PCM), 26, pillars that appear when focusing down through the cuticle (PCM), 27, surface with pseudopores (DIC), 28, pillars that appear when focusing down through the cuticle (DIC), 29–30, surface with pseudopores (SEM); 27 and 28 show the same fragment of cuticle.
FIGURES 53–54 in Revision of the Echiniscus bigranulatus group with a description of a new species Echiniscus madonnae (Tardigrada: Heterotardigrada: Echiniscidae) from South America
FIGURES 53–54. Echiniscus ollantaytamboensis — structure of dorsal plate cuticle (SEM) (see also Fig. 73).
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